@@ -1,5 +1,5 @@
11{ stdenv, lib, fetchurl, perl, gfortran
2−, openssh, hwloc
2+, openssh, hwloc, python3
33# either libfabric or ucx work for ch4backend on linux. On darwin, neither of
44# these libraries currently build so this argument is ignored on Darwin.
55, ch4backend
@@ -11,11 +11,11 @@ assert (ch4backend.pname == "ucx" || ch4backend.pname == "libfabric");
1111
1212stdenv.mkDerivation rec {
1313 pname = "mpich";
14− version = "3.4.3";
14+ version = "4.0";
1515
1616 src = fetchurl {
1717 url = "https://www.mpich.org/static/downloads/${version}/mpich-${version}.tar.gz";
18− sha256 = "1msg5i2mcmjix5pvpa84dwmlqpqm3206frl1060k342i62gxhm41";
18+ sha256 = "0r7zzcj8b9dbf5lp2d81wcvffi38c1zchkgzyxckk51adv4ijx6z";
1919 };
2020
2121 configureFlags = [
@@ -26,7 +26,7 @@ stdenv.mkDerivation rec {
2626
2727 enableParallelBuilding = true;
2828
29− nativeBuildInputs = [ gfortran ];
29+ nativeBuildInputs = [ gfortran python3 ];
3030 buildInputs = [ perl openssh hwloc ]
3131 ++ lib.optional (!stdenv.isDarwin) ch4backend;
3232